JP2018509074A - コーディングツリーユニット（ｃｔｕ）レベル適応ループフィルタ（ａｌｆ） - Google Patents

コーディングツリーユニット（ｃｔｕ）レベル適応ループフィルタ（ａｌｆ） Download PDF

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JP2018509074A
JP2018509074A JP2017541792A JP2017541792A JP2018509074A JP 2018509074 A JP2018509074 A JP 2018509074A JP 2017541792 A JP2017541792 A JP 2017541792A JP 2017541792 A JP2017541792 A JP 2017541792A JP 2018509074 A JP2018509074 A JP 2018509074A
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alf
video data
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JP2018509074A5 (enExample
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シアン・リ
ホンビン・リュウ
イン・チェン
シン・ジャオ
リ・ジャン
ジエンレ・チェン
マルタ・カルチェヴィチ
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クアルコム，インコーポレイテッド
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2017541792A 2015-02-11 2016-02-11 コーディングツリーユニット（ｃｔｕ）レベル適応ループフィルタ（ａｌｆ） Ceased JP2018509074A (ja)

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US201562115067P 2015-02-11 2015-02-11
US62/115,067 2015-02-11
US15/040,913 2016-02-10
US15/040,913 US10057574B2 (en) 2015-02-11 2016-02-10 Coding tree unit (CTU) level adaptive loop filter (ALF)
PCT/US2016/017544 WO2016130801A1 (en) 2015-02-11 2016-02-11 Coding tree unit (ctu) level adaptive loop filter (alf)

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CN (1) CN107211154B (enExample)
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WO2020066643A1 (ja) * 2018-09-25 2020-04-02 ソニー株式会社 符号化装置、符号化方法、復号装置、及び、復号方法
WO2020066642A1 (ja) * 2018-09-25 2020-04-02 ソニー株式会社 符号化装置、符号化方法、復号装置、及び、復号方法
WO2021132158A1 (ja) * 2019-12-23 2021-07-01 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
JP2021525981A (ja) * 2018-06-01 2021-09-27 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ブロックベースの適応ループフィルタ（ａｌｆ）の設計およびシグナリング
JP2022527012A (ja) * 2019-04-16 2022-05-27 北京字節跳動網絡技術有限公司 映像符号化のためのｏｎ適応ループフィルタリング
WO2024088003A1 (en) * 2022-10-24 2024-05-02 Mediatek Inc. Method and apparatus of position-aware reconstruction in in-loop filtering
KR102888087B1 (ko) * 2019-07-25 2025-11-18 에이치에프아이 이노베이션 인크. 비디오 코딩을 위한 가상 경계를 사용한 교차 성분 적응적 루프 필터링의 방법 및 장치
JP7794726B2 (ja) 2017-05-31 2026-01-06 インターデジタル マディソン パテント ホールディングス， エスアーエス ピクチャの符号化および復号の方法およびデバイス

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CN117176950A (zh) 2018-03-30 2023-12-05 交互数字Vc控股公司 视频编码和解码中的色度量化参数调整
WO2019194647A1 (ko) * 2018-04-06 2019-10-10 가온미디어 주식회사 필터 정보 기반의 적응적 루프 필터링 방법, 그를 이용한 영상 부호화 및 복호화 방법
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